678575503 has 8 divisors (see below), whose sum is σ = 681523200. Its totient is φ = 675634200.

The previous prime is 678575501. The next prime is 678575533. The reversal of 678575503 is 305575876.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 678575503 - 2¹ = 678575501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (678575501) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 398548 + ... + 400246.

It is an arithmetic number, because the mean of its divisors is an integer number (85190400).

Almost surely, 2^678575503 is an apocalyptic number.

678575503 is a deficient number, since it is larger than the sum of its proper divisors (2947697).

678575503 is a wasteful number, since it uses less digits than its factorization.

678575503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3197.

The product of its (nonzero) digits is 882000, while the sum is 46.

The square root of 678575503 is about 26049.4818182627. The cubic root of 678575503 is about 878.7514590092.

The spelling of 678575503 in words is "six hundred seventy-eight million, five hundred seventy-five thousand, five hundred three".